.45 ACP. 5" barrel length. SN: 70B07730. Colt Guard nickel finish with blued small parts and mounting black rubber Pachmayr wrap-around grips. Single-action short recoil operated autoloading pistol fed by detachable single stack magazines. The left slide is marked COLT'S MK IV/SERIES '70/GOVERNMENT MODEL/.45 AUTOMATIC CALIBER followed by the {Rampant Colt} insignia. Frame shows standard Colt make and model marks including the VP monogram proof mark. Right slide is marked COLT'S GOVERNMENT MODEL. Comes with one COLT/45 AUTO marked magazine with blued finish and a {Rampant Colt} logo to the floorplate.